.content-wrap{
    background-color: #eee;
}
.content{
    width:1200px;
    margin:0 auto;
    display:flex;
    justify-content: space-between;
}
.content-left{
    width:880px;
    height:1000px;
    background-color: rgb(134, 217, 250);
    border:1px solid rgb(108, 219, 74);
}
.content-right{
    width:300px;
    height:1000px;
    background-color: rgb(44, 213, 255);

}
li{
    list-style: none;
    margin-left:6px;
}
button{
    width:60px;
    height:20px;
}